Device for transferring preforms comprising cast plates

Details Device for transferring preforms comprising cast plates Device for transferring preforms comprising cast plates

2004-11-26

2009-02-17

Davis, Robert B (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

Female mold and means to shape parison directly by internal...

Including means to prepare parison

C198S852000

Reexamination Certificate

active

07491054

ABSTRACT:
A transfer device (10), particularly for transferring preforms for the manufacture of receptacles by blow-moulding, includes a series of plates (12A,12B) to which are attached elements (14) of supporting preforms, the plates (12A,12B) being coupled one after the other in an endless movable curvilinear chain by articulations (16) capable of allowing the curvilinearity of the movable chain and simultaneously the rotation of the plates (12A,12B) about a horizontal axis (A1) to allow the preforms to be turned upside down and/or set upright, characterized in that each plate (12A,12B) is made in a single piece by moulding.

REFERENCES:
patent: 5857562 (1999-01-01), Evrard
patent: 6125996 (2000-10-01), Cornet et al.
patent: 0 935 572 (1999-08-01), None
patent: 2 728 547 (1996-06-01), None
patent: 767 567 (1957-02-01), None

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